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Finding the Fourth Proportional to 600,031.28, 900,047.81 and 245,045.32

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Solution

The fourth proportional to 600,031.28, 900,047.81 and 245,045.32 is: 367,568.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,031.28 : 900,047.81 = 245,045.32 : x
  2. Step 2: Convert to fraction form
    600,031.28/900,047.81 = 245,045.32/x
  3. Step 3: Cross multiply
    600,031.28x = 900,047.81 × 245,045.32
  4. Step 4: Simplify right side
    600,031.28x = 220,552,503,616.75
  5. Step 5: Solve for x
    x = 220,552,503,616.75/600,031.28
  6. Step 6: Final answer
    x = 367,568.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.